Question
If in the number '5736358324', 2 is added to all the odd
digits and 2 is subtracted from all the even digits, then what is the sum of all the prime numbered digits in the new number thus formed?Solution
5 7 3 6 3 5 8 3 2 4 7 9 5 4 5 7 6 5 0 2 Sum = (7 + 5 + 5 + 7 + 5 +2) = 31.
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